The frame shown in Figure Q2 is pinned to the foundation at A and D and has rigid joints at B and C. The relative values of the flexural rigidities of the members are as shown. Use the matrix displacement (stiffness) method to calculate the principal bending moments for the frame. Sketch the bending moment diagram of the frame. 60 kN 60 kN 2 m 2 m B 2 El C El 3 m 4 m 15 kN/m El 6 m

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Question 2
The frame shown in Figure Q2 is pinned to the foundation at A and D and has rigid joints at B and
C. The relative values of the flexural rigidities of the members are as shown. Use the matrix
displacement (stiffness) method to calculate the principal bending moments for the frame. Sketch
the bending moment diagram of the frame.
60 kN
60 kN
2 m
2 m
B
2 EI
C
El
3 m
4 m 15
kN/m
EI
D
7797
A
6 m
Figure Q2
Transcribed Image Text:Question 2 The frame shown in Figure Q2 is pinned to the foundation at A and D and has rigid joints at B and C. The relative values of the flexural rigidities of the members are as shown. Use the matrix displacement (stiffness) method to calculate the principal bending moments for the frame. Sketch the bending moment diagram of the frame. 60 kN 60 kN 2 m 2 m B 2 EI C El 3 m 4 m 15 kN/m EI D 7797 A 6 m Figure Q2
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